Active NPI
Jay Allan Nesvold, DDS
- General Practice Dentistry
- Portsmouth, NH
National Provider Identifier
1063485654
On this page
Key facts
NPPES NPI Registry- Primary specialty
- General Practice Dentistry
- License
- D11553
- Practice address
- 278 Lafayette Road
BLDG E
Portsmouth, NH 03801-5455 - Phone
- (603) 430-9009
- NPI assigned
- Feb 13, 2006
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Public Health Dentistry | 1223D0001X | 21460 | MA | |
| General Practice Dentistry | 1223G0001X | 21460 | MA | |
| General Practice Dentistry | 1223G0001X | 3293 | NH | |
| General Practice Dentistry | 1223G0001X | D11553 | MN | Primary |
Addresses
Primary practice location
278 Lafayette Road
BLDG E
Portsmouth, NH 03801-5455
Mailing address
278 Lafayette Road
BLDG E
Portsmouth, NH 03801-5455
Phone (603) 430-9009
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 30303822 | Medicaid | NH | |
| 1201514 | Medicaid | MA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| D11553 | MN | MD | General Practice Dentistry |
| 3293 | NH | MD | Physical Therapist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1139788800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1063485654",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "278 LAFAYETTE ROAD",
"address_2": "BLDG E",
"city": "PORTSMOUTH",
"state": "NH",
"postal_code": "038015455",
"telephone_number": "603-430-9009"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "278 LAFAYETTE ROAD",
"address_2": "BLDG E",
"city": "PORTSMOUTH",
"state": "NH",
"postal_code": "038015455",
"telephone_number": "603-430-9009"
}
],
"practiceLocations": [],
"basic": {
"last_name": "NESVOLD",
"first_name": "JAY",
"middle_name": "ALLAN",
"name_prefix": "Dr.",
"credential": "DDS",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2006-02-13",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "1223D0001X",
"taxonomy_group": "",
"desc": "Dentist, Dental Public Health",
"state": "MA",
"license": "21460",
"primary": false
},
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "MA",
"license": "21460",
"primary": false
},
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "NH",
"license": "3293",
"primary": false
},
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "MN",
"license": "D11553",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "30303822",
"state": "NH"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "1201514",
"state": "MA"
}
],
"endpoints": [],
"other_names": []
}Other providers in Portsmouth, NH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.